Home / 976,313.48-1,347,275.16-534,780.96

Finding the Fourth Proportional to 976,313.48, 1,347,275.16 and 534,780.96

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Solution

The fourth proportional to 976,313.48, 1,347,275.16 and 534,780.96 is: 737,977.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,313.48 : 1,347,275.16 = 534,780.96 : x
  2. Step 2: Convert to fraction form
    976,313.48/1,347,275.16 = 534,780.96/x
  3. Step 3: Cross multiply
    976,313.48x = 1,347,275.16 × 534,780.96
  4. Step 4: Simplify right side
    976,313.48x = 720,497,103,448.95
  5. Step 5: Solve for x
    x = 720,497,103,448.95/976,313.48
  6. Step 6: Final answer
    x = 737,977.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.